Finding the Fourth Proportional to 113,822.08, 157,068.12 and 63,524.32
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Solution
The fourth proportional to 113,822.08, 157,068.12 and 63,524.32 is: 87,660.02
Step by Step Solution
- Step 1: Write the proportion equation
113,822.08 : 157,068.12 = 63,524.32 : x - Step 2: Convert to fraction form
113,822.08/157,068.12 = 63,524.32/x - Step 3: Cross multiply
113,822.08x = 157,068.12 × 63,524.32 - Step 4: Simplify right side
113,822.08x = 9,977,645,516.68 - Step 5: Solve for x
x = 9,977,645,516.68/113,822.08 - Step 6: Final answer
x = 87,660.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.